/* ** ** Swift/XRT light curve for Mrk 421. ** ** Data taken from the automatic processing at http://www.swift.psu.edu/monitoring/ ** ** When using these data and results in publications, please reference M.C. Stroh & A.D. Falcone 2013, ApJS, 207, 28; arXiv: 1305.4949. ** ** Key: ** ** BinCenter - Center of time bin (MJD) ** BinHW - One-half of the full time bin size (days) ** Rate - The background subtracted, PSF corrected and pile-up corrected source count rate (cts/s). ** RateError - 1 sigma error in source count rate (cts/s) ** FracExp - Conversion factor between bin size and observing time ** Mode - 0 if in Windowed Timing (WT) ** 1 if in Photon Counting (PC) ** RawRate - Raw source count rate (cts/s) ** RawError - 1 sigma error in the raw count rate (cts/s) ** NetRate - Background subtracted count rate (cts/s) ** NetError - 1 sigma error in the background subtracted count rate (cts/s) ** BackRate - Background count rate (cts/s) ** BackError - 1 sigma error in the background count rate (cts/s) ** ** ** Upper limits have an error listed as -1.00000. ** */ BinCenter BinHW Rate RateError FracExp Mode RawRate RawError NetRate NetError BackRate BackError 53901.490721 0.000205 31.17990 0.98967 1.00000 0 29.11889 0.90643 28.73114 0.91194 0.38775 0.10012 53901.491138 0.000211 29.84830 0.94843 1.00000 0 27.68992 0.87172 27.51393 0.87425 0.17599 0.06652 53901.491543 0.000194 32.21238 1.02823 1.00000 0 29.90051 0.94554 29.70876 0.94831 0.19175 0.07248 53901.491951 0.000214 29.26241 0.93725 1.00000 0 27.31573 0.85994 26.99331 0.86458 0.32243 0.08942 53901.492359 0.000194 32.41310 1.03488 1.00000 0 30.19952 0.95025 29.89819 0.95459 0.30133 0.09085 53901.492758 0.000205 30.73613 0.97885 1.00000 0 28.63922 0.89893 28.35486 0.90301 0.28435 0.08573 53901.493172 0.000208 29.78295 0.96122 1.00000 0 27.87973 0.88075 27.47188 0.88664 0.40786 0.10196 53901.493580 0.000200 31.38879 1.00782 1.00000 0 29.38223 0.92362 28.95665 0.92973 0.42559 0.10640 53901.493974 0.000194 32.29173 1.03566 1.00000 0 30.16961 0.94978 29.78611 0.95530 0.38351 0.10250 53901.494364 0.000197 31.58903 1.01679 1.00000 0 29.51972 0.93256 29.14185 0.93802 0.37787 0.10099 53901.494755 0.000194 32.28985 1.04453 1.00000 0 30.28922 0.95166 29.68657 0.96030 0.60265 0.12849 53901.495160 0.000211 29.93556 0.95296 1.00000 0 27.66248 0.87129 27.46134 0.87418 0.20113 0.07111 53901.495571 0.000200 31.16131 1.00250 1.00000 0 29.12093 0.91951 28.74854 0.92488 0.37239 0.09953 53901.495973 0.000203 30.76783 0.98557 1.00000 0 28.64768 0.90547 28.38549 0.90925 0.26219 0.08291 53901.496372 0.000197 32.03833 1.02136 1.00000 0 29.84379 0.93767 29.54689 0.94193 0.29689 0.08952 53901.496769 0.000200 31.72724 1.00806 1.00000 0 29.52740 0.92590 29.26141 0.92971 0.26599 0.08411 53901.497171 0.000203 30.75039 0.98714 1.00000 0 28.67630 0.90592 28.36167 0.91046 0.31463 0.09083 53901.497567 0.000194 32.09073 1.02985 1.00000 0 29.90051 0.94554 29.59918 0.94989 0.30133 0.09085 53901.497958 0.000197 31.89796 1.01645 1.00000 0 29.63756 0.93442 29.42164 0.93754 0.21592 0.07634 53901.498360 0.000205 30.46505 0.97467 1.00000 0 28.38527 0.89494 28.10092 0.89904 0.28435 0.08573 53901.498768 0.000203 30.83828 0.98844 1.00000 0 28.76216 0.90727 28.44752 0.91181 0.31463 0.09083 53901.499173 0.000203 30.81796 0.99154 1.00000 0 28.84801 0.90863 28.42850 0.91466 0.41951 0.10488 53901.499584 0.000208 30.12999 0.96248 1.00000 0 28.07450 0.88383 27.79410 0.88786 0.28040 0.08454 53901.499989 0.000197 31.76776 1.01436 1.00000 0 29.51972 0.93256 29.30379 0.93568 0.21592 0.07634 53901.500386 0.000200 31.42536 0.99891 1.00000 0 29.12093 0.91951 28.98793 0.92143 0.13300 0.05948 53901.500782 0.000197 31.67209 1.01285 1.00000 0 29.43134 0.93117 29.21541 0.93429 0.21592 0.07634 53901.501184 0.000205 30.26454 0.97735 1.00000 0 28.38527 0.89494 27.91997 0.90164 0.46530 0.10967 53901.501587 0.000197 31.81125 1.01941 1.00000 0 29.69648 0.93535 29.34561 0.94040 0.35088 0.09732 53901.501989 0.000205 30.54837 0.97424 1.00000 0 28.41349 0.89538 28.18084 0.89874 0.23265 0.07755 53901.502397 0.000203 30.77415 0.98740 1.00000 0 28.70492 0.90637 28.39029 0.91091 0.31463 0.09083 53901.502802 0.000203 30.56787 0.98677 1.00000 0 28.59044 0.90456 28.19715 0.91024 0.39329 0.10155 53901.503195 0.000191 32.70474 1.04654 1.00000 0 30.44461 0.96130 30.16653 0.96532 0.27808 0.08794 53901.503571 0.000185 33.49686 1.08020 1.00000 0 31.33340 0.99035 30.90324 0.99656 0.43016 0.11107 53901.503968 0.000211 31.11591 0.97296 0.99921 0 29.03025 0.89292 28.70315 0.89752 0.32710 0.09072 53901.559408 0.000292 28.75892 0.92886 0.99137 0 20.02770 0.63302 19.73393 0.63726 0.29378 0.07344 53901.559984 0.000284 28.26509 0.92335 1.00000 0 20.48307 0.64708 20.01407 0.65385 0.46900 0.09380 53901.560525 0.000258 30.56507 0.98129 1.00000 0 22.55439 0.71252 22.30651 0.71610 0.24788 0.07156 53901.561034 0.000252 31.01989 1.00180 1.00000 0 23.34920 0.73325 22.90544 0.73962 0.44377 0.09684 53901.561566 0.000281 28.33957 0.92695 1.00000 0 20.65293 0.65310 20.17910 0.65994 0.47383 0.09477 53901.562110 0.000263 29.97423 0.98207 1.00000 0 22.05869 0.69686 21.51321 0.70472 0.54548 0.10498 53901.562637 0.000263 30.08361 0.98499 1.00000 0 22.08071 0.69721 21.53523 0.70507 0.54548 0.10498 53901.563175 0.000275 29.26716 0.93603 1.00000 0 21.23534 0.66918 21.02247 0.67225 0.21287 0.06418 53901.563713 0.000263 29.97006 0.96700 1.00000 0 22.01466 0.69616 21.71162 0.70055 0.30304 0.07825 53901.564243 0.000266 30.22039 0.97086 1.00000 0 21.90602 0.69066 21.62626 0.69470 0.27977 0.07477 53901.564772 0.000263 30.23450 0.98459 1.00000 0 22.19078 0.69894 21.68571 0.70621 0.50507 0.10101 53901.565302 0.000266 29.86974 0.95488 1.00000 0 21.88425 0.69032 21.68442 0.69320 0.19983 0.06319 53901.565823 0.000255 30.98611 1.00098 1.00000 0 22.94728 0.72277 22.55034 0.72849 0.39694 0.09106 53901.566349 0.000272 29.95567 0.95593 1.00000 0 21.54650 0.67764 21.33136 0.68074 0.21514 0.06487 53901.566870 0.000249 31.90400 1.02515 1.00000 0 23.48094 0.73958 23.16028 0.74420 0.32066 0.08279 53901.567376 0.000258 30.55296 0.97805 1.00000 0 22.62192 0.71359 22.39470 0.71687 0.22723 0.06851 53901.567912 0.000278 28.71560 0.91379 1.00000 0 21.22282 0.66549 21.01217 0.66852 0.21066 0.06352 53901.568464 0.000275 28.08782 0.91917 1.00000 0 21.06664 0.66652 20.58283 0.67351 0.48381 0.09676 53901.569014 0.000275 28.96449 0.93289 1.00000 0 21.21425 0.66885 20.90462 0.67331 0.30964 0.07741 53901.569567 0.000278 28.31160 0.92326 1.00000 0 20.93067 0.66090 20.47105 0.66752 0.45962 0.09382 53901.570345 0.000501 29.49660 0.70214 0.99781 0 21.55121 0.50011 21.17846 0.50406 0.37276 0.06301 53901.629063 0.000347 27.72408 0.89106 0.99238 0 17.05822 0.53569 16.79704 0.53942 0.26117 0.06334 53901.629749 0.000339 27.83032 0.91854 1.00000 0 17.15676 0.54200 16.64074 0.54940 0.51602 0.08983 53901.630449 0.000362 27.57748 0.89571 1.00000 0 16.18694 0.50934 15.83567 0.51436 0.35127 0.07170 53901.631155 0.000344 28.54784 0.93188 1.00000 0 16.96942 0.53449 16.55432 0.54042 0.41510 0.07989 53901.631847 0.000347 28.27608 0.92554 1.00000 0 16.74454 0.52872 16.33289 0.53462 0.41164 0.07922 53901.632539 0.000344 28.58450 0.92979 1.00000 0 16.83474 0.53236 16.51188 0.53700 0.32286 0.07045 53901.633230 0.000347 28.35025 0.91940 1.00000 0 16.82801 0.53003 16.49259 0.53483 0.33541 0.07151 53901.633933 0.000356 27.59521 0.90477 1.00000 0 16.36871 0.51633 15.93736 0.52251 0.43135 0.08010 53901.634645 0.000356 27.53793 0.89464 1.00000 0 16.40128 0.51685 16.05917 0.52175 0.34211 0.07133 53901.635337 0.000336 29.17308 0.95013 1.00000 0 17.27012 0.54613 16.92314 0.55112 0.34698 0.07398 53901.636025 0.000353 27.73760 0.90278 1.00000 0 16.43719 0.51953 16.10728 0.52427 0.32991 0.07034 53901.636948 0.000570 28.03066 0.71653 0.99840 0 16.69404 0.41236 16.30337 0.41674 0.39068 0.06028 53901.698354 0.000200 32.19028 1.02832 0.98746 0 29.57894 0.93257 29.31230 0.93638 0.26664 0.08432 53901.698751 0.000197 32.89675 1.05100 1.00000 0 29.63756 0.93442 29.37040 0.93823 0.26717 0.08449 53901.699130 0.000182 35.32269 1.12839 1.00000 0 31.98975 1.00858 31.70138 1.01270 0.28837 0.09119 53901.699500 0.000188 33.60157 1.08420 1.00000 0 31.03627 0.97804 30.53318 0.98520 0.50309 0.11858 53901.699876 0.000188 33.59531 1.08314 1.00000 0 31.00545 0.97755 30.53031 0.98432 0.47514 0.11524 53901.700264 0.000200 32.10904 1.02156 1.00000 0 29.44030 0.92453 29.17701 0.92828 0.26329 0.08326 53901.700658 0.000194 33.26098 1.05333 1.00000 0 30.43872 0.95401 30.22180 0.95709 0.21692 0.07669 53901.701043 0.000191 33.48580 1.06388 1.00000 0 30.62673 0.96417 30.43405 0.96692 0.19268 0.07283 53901.701427 0.000194 32.77808 1.05100 1.00000 0 30.16961 0.94978 29.79000 0.95519 0.37961 0.10146 53901.701815 0.000194 33.06485 1.05197 1.00000 0 30.31912 0.95213 30.04797 0.95599 0.27115 0.08575 53901.702203 0.000194 32.97540 1.05156 1.00000 0 30.25932 0.95119 29.96105 0.95544 0.29827 0.08993 53901.702591 0.000194 33.87334 1.07750 0.97015 0 30.94379 0.97658 30.77609 0.97897 0.16770 0.06846 53901.702967 0.000182 34.78304 1.11464 1.00000 0 31.95795 1.00808 31.61191 1.01302 0.34604 0.09989 53901.703334 0.000185 34.43867 1.09669 1.00000 0 31.52121 0.99332 31.29412 0.99656 0.22709 0.08029 53901.703713 0.000194 33.97285 1.07990 0.97016 0 31.06659 0.97851 30.87094 0.98130 0.19564 0.07395 53901.704104 0.000197 32.33237 1.03617 1.00000 0 29.75541 0.93628 29.38137 0.94160 0.37403 0.09996 53901.704590 0.000289 33.64641 0.87499 0.99965 0 31.08263 0.78925 30.57377 0.79508 0.50886 0.09617 53901.767822 0.000211 40.64152 1.31585 0.98832 0 27.79511 0.87852 27.34318 0.88495 0.45194 0.10652 53901.768250 0.000217 40.21166 1.30201 1.00000 0 26.92481 0.84805 26.41761 0.85524 0.50720 0.11068 53901.768681 0.000214 39.58057 1.27711 1.00000 0 27.12623 0.85695 26.73457 0.86253 0.39166 0.09792 53901.769118 0.000223 37.90270 1.23330 1.00000 0 26.17343 0.82520 25.60883 0.83321 0.56460 0.11525 53901.769544 0.000203 41.73515 1.34866 1.00000 0 28.59044 0.90456 28.17640 0.91046 0.41404 0.10351 53901.769952 0.000205 40.92422 1.31684 1.00000 0 28.27241 0.89316 27.91522 0.89825 0.35718 0.09546 53901.770365 0.000208 39.93169 1.30089 1.00000 0 27.85191 0.88031 27.27326 0.88854 0.57865 0.12066 53901.770782 0.000208 40.63376 1.30482 1.00000 0 27.99103 0.88251 27.63881 0.88752 0.35222 0.09414 53901.771268 0.000278 39.14608 1.11998 0.99428 0 26.78085 0.74972 26.38231 0.75475 0.39853 0.08697 53901.902738 0.000191 33.33845 1.06970 0.98545 0 31.07890 0.97841 30.67323 0.98400 0.40567 0.10474 53901.903114 0.000185 33.88484 1.07748 1.00000 0 31.74033 0.99676 31.46549 1.00055 0.27484 0.08691 53901.903493 0.000194 31.92569 1.02398 1.00000 0 29.96031 0.94648 29.64527 0.95084 0.31504 0.09094 53901.903875 0.000188 33.08936 1.06594 1.00000 0 30.85135 0.97512 30.44543 0.98073 0.40592 0.10481 53901.904257 0.000194 32.53662 1.04039 1.00000 0 29.99021 0.94695 29.72768 0.95059 0.26253 0.08302 53901.904645 0.000194 31.95499 1.03289 1.00000 0 30.16961 0.94978 29.61830 0.95737 0.55132 0.12031 53901.905203 0.000365 32.99104 0.75926 0.99659 0 30.91853 0.70233 30.63837 0.70512 0.28016 0.06264 53901.958022 0.000208 30.02043 0.96293 0.99628 0 28.20715 0.88756 27.80946 0.89201 0.39769 0.08893 53901.958438 0.000208 30.93426 0.97837 1.00000 0 28.35274 0.88819 28.15464 0.89040 0.19811 0.06265 53901.958843 0.000197 31.81863 1.01782 1.00000 0 29.63756 0.93442 29.32292 0.93795 0.31464 0.08124 53901.959228 0.000188 33.27109 1.06280 1.00000 0 30.91299 0.97609 30.64966 0.97905 0.26333 0.07602 53901.959613 0.000197 31.63037 1.00847 1.00000 0 29.49026 0.93210 29.30147 0.93422 0.18878 0.06293 53901.960007 0.000197 32.05431 1.01151 1.00000 0 29.75541 0.93628 29.69248 0.93698 0.06293 0.03633 53901.960400 0.000197 31.55284 1.00800 1.00000 0 29.43134 0.93117 29.22158 0.93353 0.20976 0.06633 53901.960791 0.000194 32.04031 1.02559 1.00000 0 29.87061 0.94506 29.61514 0.94794 0.25547 0.07375 53901.961179 0.000194 32.70432 1.03939 1.00000 0 30.34902 0.95260 30.07226 0.95569 0.27676 0.07676 53901.961569 0.000197 31.47208 1.00980 1.00000 0 29.46080 0.93163 29.14616 0.93517 0.31464 0.08124 53901.961960 0.000194 32.05788 1.02408 1.00000 0 29.93041 0.94601 29.69623 0.94864 0.23418 0.07061 53901.962350 0.000197 31.92192 1.01125 1.00000 0 29.69648 0.93535 29.57063 0.93676 0.12586 0.05138 53901.962753 0.000205 30.39714 0.96812 1.00000 0 28.35706 0.89450 28.15616 0.89675 0.20090 0.06353 53901.963155 0.000197 31.67344 1.01313 1.00000 0 29.63756 0.93442 29.32292 0.93795 0.31464 0.08124 53901.963548 0.000197 31.51444 1.01064 1.00000 0 29.49026 0.93210 29.17562 0.93563 0.31464 0.08124 53901.963936 0.000191 32.79662 1.04444 1.00000 0 30.62673 0.96417 30.36739 0.96708 0.25934 0.07486 53901.964318 0.000191 32.86887 1.04857 1.00000 0 30.80885 0.96704 30.44145 0.97113 0.36740 0.08911 53901.964706 0.000197 31.64995 1.00910 1.00000 0 29.49026 0.93210 29.30147 0.93422 0.18878 0.06293 53901.965099 0.000197 31.63562 1.01008 1.00000 0 29.51972 0.93256 29.28898 0.93515 0.23074 0.06957 53901.965487 0.000191 32.53423 1.04274 1.00000 0 30.47496 0.96178 30.12918 0.96566 0.34579 0.08645 53901.965881 0.000203 30.79844 0.98693 1.00000 0 28.90525 0.90953 28.51809 0.91385 0.38716 0.08882 53901.966274 0.000191 32.98404 1.05135 1.00000 0 30.68744 0.96513 30.38487 0.96851 0.30256 0.08086 53901.966668 0.000203 31.27833 0.99172 1.00000 0 29.01973 0.91133 28.81596 0.91360 0.20377 0.06444 53901.967064 0.000194 32.02188 1.02445 1.00000 0 29.90051 0.94554 29.64504 0.94841 0.25547 0.07375 53901.967457 0.000200 31.17939 0.99739 1.00000 0 29.14997 0.91996 28.86056 0.92321 0.28941 0.07735 53901.967857 0.000200 31.14911 0.99317 1.00000 0 29.00480 0.91767 28.83942 0.91953 0.16538 0.05847 53901.968247 0.000191 32.54274 1.04301 1.00000 0 30.47496 0.96178 30.12918 0.96566 0.34579 0.08645 53901.968626 0.000188 33.25403 1.06056 1.00000 0 31.06709 0.97852 30.78182 0.98171 0.28527 0.07912 53901.969003 0.000188 33.09081 1.05853 1.00000 0 30.94381 0.97658 30.63659 0.98002 0.30722 0.08211 53901.969385 0.000194 32.26110 1.02696 1.00000 0 30.07991 0.94837 29.86702 0.95076 0.21289 0.06732 53901.969778 0.000200 31.61590 1.00187 1.00000 0 29.46934 0.92499 29.26262 0.92730 0.20672 0.06537 53901.970172 0.000194 32.47604 1.02970 1.00000 0 30.25932 0.95119 30.06771 0.95334 0.19160 0.06387 53901.970571 0.000205 30.58998 0.97538 1.00000 0 28.66743 0.89938 28.32590 0.90318 0.34152 0.08283 53901.970976 0.000200 31.12897 0.99770 1.00000 0 29.14997 0.91996 28.81921 0.92367 0.33075 0.08269 53901.971378 0.000203 30.74206 0.98245 1.00000 0 28.73354 0.90682 28.46864 0.90979 0.26490 0.07347 53901.971780 0.000200 31.64742 1.00237 1.00000 0 29.49837 0.92545 29.29165 0.92775 0.20672 0.06537 53901.972177 0.000197 31.70916 1.01186 1.00000 0 29.60810 0.93396 29.35639 0.93678 0.25171 0.07266 53901.972631 0.000258 31.77686 0.88214 1.00000 0 29.55481 0.81563 29.42659 0.81689 0.12821 0.04533